This is a sewage discharge monitoring station, which is usually a type of Event Duration Monitor (EDM). These stations themselves are designed to mitigate the impact of heavy rainfall by discharging, under permitted conditions, any overflow into a water body. They are often actively discharging during flood events. This page presents the data acquired by the monitoring system for this discharge station.
Sewage Reports that include this Station
Operational Summary - 2021-2023
River Wenning | 138 Spills | 1609.6 hours | 6.12
The declared body of water receiving this discharge is the "River Wenning" This station has discharged sewage 138 time(s). The station has discharged for a total of 1609.6 hour(s). This is 6.12% of the time which we have data for. In total: 67 day(s)* of elapsed time.
100 | 0 hours This monitor has been operational for 100% of its total time we have data for. There are 0 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Hornby STW" is 2021, discharging sewage for 1598.8 hours of the year.
Uptimes below 90% (red line) should be accompanied by a reason
*This is total time in days, not individual days.
Yearly Summary
Most Recent Year - 2023
River Wenning | 29 Spills | 10.6 hours | 0.12 The declared body of water receiving this discharge is the "River Wenning" This station discharged sewage 29 time(s) during 2023. The station discharged for a total of 10.6 hour(s). This is around 0 day(s)* or 0.12% of the year. The following reasons have been given for the high spill frequency in 2023: Not Asset Maintenance - Hydraulic Capacity The following comments have been given on the station operators intended actions: N/A - Hydraulic Capacity
100 | 0 hours This monitor was operational for 100% of the year. Leaving 0 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
United Utilities
Primary Permit #
017270017
Secondary Permit #
17270017
2022
River Wenning | 15 Spills | 0.1 hours | 0 The declared body of water receiving this discharge is the "River Wenning" This station discharged sewage 15 time(s) during 2022. The station discharged for a total of 0.1 hour(s). This is around 0 day(s)* or 0% of the year. The following reasons have been given for the high spill frequency in 2022: Not Asset Maintenance - Hydraulic Capacity The following comments have been given on the station operators intended actions: N/A - Hydraulic Capacity
100 | 0 hours This monitor was operational for 100% of the year. Leaving 0 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
United Utilities
Primary Permit #
017270017
Secondary Permit #
17270017
2021
River Wenning | 94 Spills | 1598.8 hours | 18.25 The declared body of water receiving this discharge is the "River Wenning" This station discharged sewage 94 time(s) during 2021. The station discharged for a total of 1598.8 hour(s). This is around 66 day(s)* or 18.25% of the year. The following reasons have been given for the high spill frequency in 2021: Performance - Other Maintenance / Capital Works (E.G. Jetting) The following comments have been given on the station operators intended actions: Resolved - December
100 | 0 hours This monitor was operational for 100% of the year. Leaving 0 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
United Utilities
Primary Permit #
017270017
Secondary Permit #
17270017
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
River Wenning at Hornby, beside Main Street
River Wenning at High Bentham, Todhill, Wenning Avenue and Mayfield Road
River Wenning at Low Bentham, including Collingwood Drive and Mill Lane
River Wenning at High Bentham, at Wenning Avenue, Mayfield Road and Riverside Caravan Park
River Wenning at Wennington
River Wenning at Low Bentham, area including Main St, Cedar House School and Punch Bowl Pub
River Wenning at Hornby, area to the west of Post Horse Lane
Station overseen (meaning either provided, or regulated) by: The Environment Agency The information displayed here is used under license. We are not affiliated with any governing, or other, bodies. Nor do they necessarily endorse us, or us them. Please note that FloodMapper does not verify or check the accuracy of the data provided by third parties. The data is used as received from the source. Any underlying errors, inconsistencies, or inaccuracies in the original data will be reflected in the information presented on our platform. Users are advised to exercise their own judgment and caution when using the data for decision-making purposes. Information about our data sources and licenses can be found
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